Brucella
Brucella Introduction Brucella is agent of biological warfare. Bruce identified the causative agent of Malta fever in 1887. Form both caseating and non caseating granuloma. Morphology Gram-negative nonmotile noncapsulated non-sporing strict aerobic intracellular coccobacilli. Major virulence factor LPS which possess endotoxin activity Resist Resistant to freezing and drying. Resist intracellular killing : by suppression of myeloperoxide-hydrogen […]
